baber/WOPTO huggingface dataset:
Patent KR-20010016437-A (KR)
Title: cyber character sunsan
Inventor: JEONG HAE WOOK
IPC: G06F17/00
Filed: 2000-12-11
Abstract: PURPOSE: The method for forming a virtual family graveyard using a character is provided to make the graveyard at the worldwide place of scenic beauty and a propitious site for a grave using the character on an internet home page, and to manage the graveyard using the same, thereby enabling the pedigree and records of the dead to be seen at any time and place. CONSTITUTION: The internet home page is prepared and managed by the character. The data related to the worldwide places of the scenic beauty and propitious sites for the grave are stored in a database. With the character selected by a user, the graveyard is formed at the selected background of the data in the database. The environment around the graveyard can be changed to be suitable for a current season. The achievements and will of the dead at the graveyard are recorded on the home page and thereby read by descendants. The pedigree of the dead is also recorded on the home page. The contact points of relatives are written on the home page. The relatives may read the record on the note for the call of condolence after visiting the home page.
Patent KR-20010016483-A (KR)
Title: Deck panel and method thereof
Inventor: KIM JONG BAE
IPC: E04B5/40
Filed: 2000-12-14
Abstract: PURPOSE: A deck panel and a method for manufacturing the same are provided to easily carry out welding process without any additional elements by forming lattice rods symmetrically in every direction and forming foots at both sides of lower parts of the lattice rods to independently stand a rod assembly mounted on a deck plate. CONSTITUTION: A method for manufacturing a deck panel(300) includes an assembly element preparing step of welding at least each one end of upper and lower rods(230,250) disposed with a predetermined distance with fixing rods(290), an assembly element mounting step of mounting the assembly of the upper and lower rods and the fixing rods on a deck plate(100) formed with a plurality of ribs(110), a lattice rod assembling step of laying lattice rods(210) in the folded shape by a predetermined distance in a longitudinal direction of the assembly to stand the assembly, and a lattice rod welding step of welding contact parts between the upper and lower rods and the lattice rods and contact parts between foots(215) of the lattice rods and the ribs.
Patent KR-20020048456-A (KR)
Title: pulverized coal injection lance location control apparatus
Inventor: BAE DONG SEOK
IPC: C21B7/00
Filed: 2000-12-16
Abstract: PURPOSE: An apparatus for controlling position of a pulverized coal injection lance is provided is provided to stably inject pulverized coal into a blast furnace by enabling centering of the front of the lance that is deformed due to red heat by moving the lance through a pulverized coal injection lance rotation device and removing solids generated during the pulverized coal injection. CONSTITUTION: The apparatus for controlling position of a pulverized coal injection lance comprises a screw part(107) of a cooling tube(111) which is formed in front of the inner part of a pulverized coal injection lance position control device(100); a holder joint part(101) having a structure in which the cooling tube(111) is connected to a cotter(113); a sealing packing(102a) which is assembled to form a hot air blocking chamber 2(104); an other sealing packing(102b) which is attached between the hot air blocking chamber 2(104) and a hot air blocking chamber 1(103) to form a boundary therebetween; a sealing packing(102c) which has a boundary with the end of the hot air blocking chamber 1(103) as blocking hot air of the inner part of a blast furnace; and hot air blocking chambers 1 and 2(103,104) one side surfaces of which are formed on the outer side surface of the cooling tube(111).
Patent KR-20020049066-A (KR)
Inventor: CHOI JUN GEUN
IPC: G11B19/20
Filed: 2000-12-19
Abstract: PURPOSE: A spindle motor for a disk player is provided to differently mold upper and lower diameters of a mounting hole of a center ring, and to coat an adhesive one of the diameters, thereby reducing a pressing force of the center ring pressed to a burning unit of a rotor and increasing adhesive strength fixed by the adhesive. CONSTITUTION: A frame(1) forms a projected holder(2) on a center. A bearing(3) is pressed to an axis ball vertically pierced on a center of the holder. A core(4) wound by a coil is fixed on an external diameter of the holder. The core is opposite to a magnet(7) attached to one side of a rotor(6), to generate an electromagnetic force. The axis ball of the bearing inserts a shaft(5) thereto. The shaft downwardly extends an end of an external side, and is coupled with the rotor on one side. The rotor forms a burning unit(10) projected in an upper direction on a center. An upper end of the shaft is coupled with an internal diameter of the burning unit. A center ring(20) formed with a mounting hole(21) is pressed to an external circumference of the burning unit. One pair of guide grooves(6a) are installed on an edge of the center ring. A chucker(30) is slidingly supported by a spring(31) to internal/external sides of the guide grooves.
Patent KR-20020049264-A (KR)
Inventor: PARK JIN SEO
IPC: F02N11/08
Filed: 2000-12-19
Abstract: PURPOSE: A start motor control system is provided to prevent the trouble caused by badness of contact of B,M terminals of the motor switch and easily diagnose trouble of wiring of a magnetic switch, the motor switch, and B,M,S,terminals. CONSTITUTION: A start motor control system comprises an ECU, a first switching unit(17), and a second switching unit(19). If a signal of a startup switch(33) is input to the ECU, a plunger(25) is operated by a magnetic switch(23), a shift lever(27) engages or releases a pinion gear(29) with or from a flywheel by the operation of the plunger, an engine is operated by the operation of the start motor in the engaged state and then the start motor is stopped, and a forward movement signal of the pinion gear or a rotation signal of the start motor is output or blocked. The first switching unit is operated by the output or blocking of the forward movement signal of the pinion gear to operate or release the magnetic switch on ON/OFF operation of the startup switch. The second switching unit is operated by the output or block of the rotation signal of the start motor to operate or release the start motor.
Patent KR-20020051964-A (KR)
Title: Apparatus for cutting slag from molten steel in converter
Inventor: BAEK SEUNG GWAN
IPC: C21C5/46
Filed: 2000-12-21
Abstract: PURPOSE: A multifunctional slag cutting apparatus of a converter is provided to improve quality of molten steel by efficiently cutting slag of the upper layer of molten steel during tapping of molten steel of the converter, and perform both mechanical slag cutting and spray type slag cutting using one apparatus on occasion. CONSTITUTION: In an apparatus for cutting outflow of slag of the upper layer part of molten steel during tapping of molten steel in a converter, the multifunctional slag cutting apparatus of a converter comprises a guide member(30) which is installed so that it is tilted to the lower side of a fixed beam(20) adjacently installed to the converter; a lance member(70) which is fixed to the lower part of a moving carriage that is movably installed at the guide member(30); and a clamping means(110) which is mounted onto the front part of the lance member(70) so that a plural cutting means(90) closing a tapping hole during tapping of molten steel in the converter are removably fixed to the clamping means(110).
Patent KR-20010022757-A (KR)
Title: 고체 전해 콘덴서용 전극박, 그 제조방법 및 고체 전해콘덴서
IPC: H01G9/04
Filed: 1999-06-02
Abstract: 본 발명은 고체 전해 콘덴서용 알루미늄 전극박으로써, 이 전극박의 유효면적을 줄이지 않고, 절단부의 내전압성 및 내열성을 향상시킨 고체 전해 콘덴서용 전극박, 이 전극박의 제조방법 및 이 전극박을 이용한 고체 전해 콘덴서를 제공하는 것으로써, 본 발명에 관한 고체 전해 콘덴서용 전극박의 제조방법에 의하면, 전극박(10)의 절단부(5)에 이 전극박(10)의 표면에 형성된 배리어 피막(3)의 두께의 5배∼ 100배의 범위내의 두께의 다공성 피막(11)이 형성된다.
Patent KR-20010023593-A (KR)
Title: 헤파라네이즈 활성을 갖는 폴리펩타이드를 코딩하는폴리뉴클레오티드 및 형질도입된 세포내에서의 이들의 발현
IPC: C12N15/09
Filed: 1998-08-31
Abstract: 본원은 헤파라네이즈 활성을 갖는 폴리펩타이드를 코딩하는 폴리뉴클레오티드(hpa), 이를 포함하는 벡터, 헤파라네이즈를 발현하는 형질도입된 세포 및 헤파라네이즈 활성을 갖는 재조합 단백질에 관한 것이다.
Patent KR-20010032232-A (KR)
IPC: B65H43/08
Filed: 1998-11-20
Abstract: Strip guiding apparatus includes a roll rotatable about its longitudinal axis over which strip will travel while under tension. Sensing apparatus determines the lateral position of the strip with respect to the desired position and emits signals to control apparatus which will effect responsive rotation of support apparatus in order to effect rotation of the roll about a second axis which is spaced from and oriented generally perpendicular to the roll longitudinal axis responsive to lateral movement of the strip in relation to the desired position. Drive apparatus effects rotation of the support apparatus responsive to receipt of signals from the control apparatus in order to move the strip toward the desired position. Apparatus is also provided for measuring strip tension and emitting signals to tension controlling apparatus to adjust tension where it is not within a desired range. The drive apparatus is adapted to effect rotation of the roll about the second axis in either rotatable direction and up to about 15 degrees in each direction. An associated method is provided.
Patent KR-20010032328-A (KR)
Title: 폴리에틸렌 옥시드 열가소성 조성물
IPC: C08G65/332
Filed: 1998-11-17
Abstract: 폴리에틸렌 옥시드 및 다카르복실산의 미반응 혼합물을 포함하는 열가소성 조성물이 개시되어 있다.  이 열가소성 조성물의 한 실시태양은 폴리에틸렌 옥시드 중합체 및 아디프산의 혼합물이다.  열가소성 조성물은 체액과 같은 유체의 흡수로 의도된 일회용 흡수 제품에 사용될 수 있는 부직 구조물로 제조될 수 있는 섬유로 압출될 수 있다.
Patent KR-20010033877-A (KR)
Title: A home audio/video network
IPC: G06F13/00
Filed: 1998-12-17
Abstract: A method and system for ensuring future upgradability and expandabiliy of devices in a home audio video network. The system of the present invention generates a default control module for a first device coupled to the network by using a second device coupled to the network. The the default control module is configured to ensure at least a minimum degree of interoperability between the first device and the second device. The second device access the first device via the default control module, wherein the default control module enables the first device to respond to a default set of commands from the second device. When an updated control module for the first device is received, the default control module is replaced with the updated control module by unlinking the default control module and linking the updated control module using a registry. The updated control module can be received from a wide variety of sources (e.g., the internet, satellite broadcast, cable TV provider, disk from the manufacture, etc.). The second device subsequently accesses the first device via the updated control module, wherein the updated control module enables the first device to respond to an updated set of commands from the second device.
Patent KR-20010033883-A (KR)
Title: 융액 도핑 설비를 구비한 결정 성장 장치
IPC: C30B15/04
Filed: 1998-12-09
Abstract: 결정 성장 장치는 장치 내부에 있는 융액에 도판트를 제공할 수 있다.     도판트를 이송하는 호퍼가 장치의 인발 샤프트에 합체되어서 도판트는 장치에 추가의 오리피스를 제공하지 않고 또는 장치를 대기에 노출시키기 않고 융액에 도판트를 제공할 수 있다.
Patent KR-20010042478-A (KR)
Title: 회전 센서
IPC: G01P1/00
Filed: 1999-11-03
Abstract: 사출 성형 부재로서 제조되어 있는 링 자석(11) 및 링 자석(11)을 형상 결합적으로 수납하는 금속 부싱(12)을 가진, 회전 소자 위에 안착되어 있는 펄스 송신기를 구비한 회전 각도- 또는 회전 속도 센서의 경우, 링 자석(11)과 회전 소자(10) 사이에 제조 기술적으로 유리한 경질 연결(하드 연결)을 실현하기 위해, 링 자석(11)은 제 1 링 부분(111)으로 부싱(12) 위에 수납되고 제 2 링 부분(112)에 의해 눌러 끼움으로 회전 소자(10) 위에 안착된다. 부싱(12)은 링 자석(11)으로부터 정면 측으로 돌출하는 부싱 부분(121)의 영역에서 회전 소자(10) 위에 고정되고, 부싱(12)과 제 1 링 부분(111) 사이의 형상 결합은 부싱(12)의 외주에 있는 형상 요소(13,14)에 의해 이루어지고, 그 부싱 위로 링 자석(11)이 사출 성형된다.
Patent KR-20010052517-A (KR)
Title: 초임계 유체 이산화탄소내에 착색제로 소수성 직물 섬유를염색시키는 향상된 방법
IPC: D06P5/20
Filed: 1999-05-10
Abstract: 초임계 이산화탄소 염욕을 사용하여 착색제로 수소성 방직 섬유를 염색하는 방법이 개시된다. 한 방법은, 배기없이 냉각하거나, 배기 이후에 섬유의 유리전이온도 또는 그 이하에서 목적 온도로 이산화탄소를 제거하는 방법을 사용한다. 다른 방법은 목적하는 이산화탄소 밀도로 냉각없이 배기하고, 여기서 염료는 더 이상 가용성이 아니며, 이후에 냉각하고 배기한다. 도면은 염색 공정에 사용하기 적절한 시스템의 상세한 조직도이다. 도면에서, 염색시스템(10)은 충진 및 가압 하위시스템(A), 염색 하위시스템(B) 및 배기 하위시스템(C)을 포함한다. 이산화탄소는 선로부분(14) 및 조절 밸브(16)를 거쳐 공급 실린더(12)를 통해 충진 및 가압 시스템(A)로 도입되고, 냉각기(28)에 의해 공급되는 응축기(26)에서 냉각된다. 이산화탄소가 믹서(38)를 빠져 나감에 따라, (40)에서 가열되고, 밸브(66) 및/또는 밸브(64)를 통해 염색 하위시스템(B)으로 들어간다. 배기중에 이산화탄소는 조절밸브(154)를 통해 염색 하위시스템(B)으로부터 배기 하위시스템(C)의 분리용기(156)로 흐른다.
Patent KR-20010052796-A (KR)
Title: 정보 처리 장치 및 방법, 및 제공 매체
IPC: G06Q10/00
Filed: 2000-04-07
Abstract: 본 발명은 콘텐츠의 이동원의 기기가, 콘텐츠를 보유하면서, 콘텐츠를 이동시키는 것이 가능하도록 되어 있다. 
     관리 이동원의 기기에 콘텐츠가 보유되면서, 관리 이동처의 기기에 그 콘텐츠가 이동된다.  관리 이동원의 기기와 관리 이동처의 기기의 양쪽에 있어서, 콘텐츠가 이용된다.  결국, 이동원의 기기에 콘텐츠가 보유되지 않고, 이동처의 기기에 있어서만 콘텐츠가 이용되는, 통상의 이동과는 다르다.  콘텐츠의 관리 이동이 행해지고 있는 동안, 관리 이동원의 기기는, 다른 기기에 콘텐츠를 관리 이동할 수는 없다.  관리 이동원의 기기와 관리 이동처의 기기의 2기에 있어서만 콘텐츠가 보유된다.  결국, 오리지널의 콘텐츠로부터, 복수의 복제(제 1 세대)를 작성할 수 있는, 제 1 세대의 복제와도 다르다.  관리 이동원의 기기로부터 콘텐츠를 되돌리는 것보다, 다른 기기에 콘텐츠를 관리 이동할 수 있기 때문에 1회만의 복제와도 다르다.
Patent KR-20010071624-A (KR)
Title: 전계 효과 트랜지스터를 포함하는 반도체 디바이스의 제조방법
IPC: H01L21/265
Filed: 2000-04-14
Abstract: 공지된 실리사이드 프로세스(silicide process)는 브리징(bridging)이라고 불리는, 한편에는 소스 및 드레인 영역상의 실리사이드 콘택트(silicide contact)와 다른 한편에는 폴리 게이트(poly gate)상의 실리사이드 콘택트사이의 단락 회로를 야기할 수 있다는 단점을 가진다. 본 발명은 이러한 타입의 회로의 단락을 회피하는 간단하며 자기 정렬적인 방법(simple and self-aligned method)을 제공한다. 게이트의 규정후에, 레지스트 마스크(resist mask)(7)가 제 위치에 고정되어 있는 동안에 소스/드레인 주입(source/drain implantation)이 수행되는데, 이때의 각도 및 주입 에너지는 레지스트 마스크상에 닿는 이온이 실리콘 표면에 대하여 작은 각도로 산란되도록 선택된다. 게이트는 별도로, 소스/드레인 영역의 인접한 영역(12a,13a)보다 강한 농도로 도핑된 작은 영역(12b,13b)이 얻어진다. 이어서, 열적 산화물 층(thermal oxidation layer)이 성장되어 보다 강한 농도로 도핑된 영역의 상부에 보다 두꺼운 부분(15)을 가지며, 보다 가벼운 농도로 도핑된 영역의 상부에 보다 얇은 부분(14)을 가진다. 보다 얇은 산화물 부분(14)을 제거함으로써, 스페이서(spacer)가 얻어져서 소스/드레인 영역의 실리사이드 콘택트(silicide contact)(22,23)와 게이트의 실리사이드 콘택트(24)사이를 분리시킨다. 본 발명은 비휘발성 메모리 제조의 분야에서 특별한 장점을 지닌다.
Patent KR-20010092662-A (KR)
Inventor: GOTO HISAO
IPC: A47J37/12
Filed: 2001-01-03
Abstract: PURPOSE: To provide a fryer that sufficiently heats the center part of fried foods. CONSTITUTION: The fryer 10 is provided with an infrared ray radiation tube 21 and an alumite plate 25 (with many through holes) as a far-infrared ray radiator that radiates far-infrared ray heated by the infrared ray radiation tube 21 arranged inside of an oil pan 12 where the position of the alumite plate 25 is upper side of the infrared ray radiation tube 21.
Patent KR-20020057408-A (KR)
Title: liquid crystal display system, panel and method for compensating gate line delay
Inventor: LEE JUNG HUI
IPC: G02F1/133
Filed: 2001-01-04
Abstract: PURPOSE: A gate signal delay compensation liquid crystal display and panel and a method of compensating gate signal delay are provided to compensate a delay in a gate on signal caused by resistance and capacitance of a gate line without requiring an additional driving IC. CONSTITUTION: A gate signal delay compensation liquid crystal display includes a liquid crystal display panel(800), a gate driver(600), a data driver(500), and a signal controller(300). The liquid crystal display panel has a plurality of gate lines, a plurality of data lines intersecting the gate lines, a plurality of thin film transistor each of which has a gate electrode connected to each gate line and a source electrode connected to each data line, a pixel electrode connected to a drain electrode of each of the thin film transistor, and a common electrode for applying common voltage. The liquid crystal display panel further includes liquid crystal interposed between the pixel electrode and the common electrode, and a signal delay compensation unit(850) connected to the ends of the gate lines to compensate signal delay. The gate driver applies a gate signal for turning on or off the thin film transistor to the corresponding gate line in order to drive the liquid crystal display panel. The data driver applies video signals to the data lines.
Patent KR-20020057729-A (KR)
Title: Method for recording data of optical record/player
Inventor: CHO SE JIN
IPC: G11B7/00
Filed: 2001-01-06
Abstract: PURPOSE: A method for writing data of an optical write and read apparatus is provided to first calculate write/verify ECC(Error Correction Code) block length most efficient per zone then perform a write/verify operation, and to make an optical pickup arrive at near write start position upon track jump after writing, so as to reduce a waiting time for verification after writing of the optical pickup. CONSTITUTION: Most efficient write/verify ECC block length is calculated per each zone and stored(301). If a command is inputted, whether the command is for a write command or a write/verify command is decided(302). If the command is for a write command, data are written during length from a position designated in the write command(303). If the command is for a write/verify command, a position of a zone to write the data is discriminated(304). The data are written during designated ECC block length in the discriminated zone(305). An optical pickup performs back jump as much as a stored track number and waits until a write start position is arrived by the rotation of an optical disk(306). And if the write start position is arrived, data are read from the position and verified(307).
Patent KR-20010094765-A (KR)
Inventor: HAN SANG KWAN
IPC: B60Q1/02
Filed: 2001-01-08
Abstract: PURPOSE: A light reducer composing method of a headlamp for a driver is provided to reduce light of the headlamp of a counter vehicle by forming the optimal fiber light on a front side of the driver in travelling at night. CONSTITUTION: A light reducer of a headlamp installs an optimal fiber(1) irradiating on a sectional face of a front glass(3) of a vehicle. A range of the irradiation in the optimal fiber covers a front sight of a driver in travelling at night. The light of the optimal fiber selectively irradiates in all the directions. A light power passing through the optimal fiber contains a switch mounted on a driver's seat to receive electricity from power mounted on the vehicle. The switch controls strength of the light by the manipulation of the witch or turns off the power. The light irradiated from the optimal fiber forms an optimal curtain by the light of the optimal fiber of the driver in travelling at night. Moreover, the wave of the light in the headlamp is offset by the wave of the light irradiated from the optimal fiber. Thereby, the driver safely travels at night by reducing the light of the headlamp with the optimal fiber.
Patent KR-20010076348-A (KR)
Title: Plasma generating aparatus and plasma processing apparatus
Inventor: NOGUCHI TAKESHI
IPC: H01J37/32
Filed: 2001-01-18
Abstract: PURPOSE: To obtain desire plasma distribution in microwave discharge using a slot antenna without the restriction on the position of the slot antenna. CONSTITUTION: The plasma generator is installed with a wave guide 11 to transmit microwave, a wave guide 12 for radiation on which multiple slot antennas are formed, and a discharge chamber 30 to constitute to receive electromagnetic radiation from the slot antennas 13 via a dielectric window 13, in which the size of the wave guide 12 for radiation is changed locally in the vicinity of the slot antennas 13 so that the wavelength of the microwave in the wave guide 12 for radiation is changed locally to enable to control the strength distribution of the electromagnetic radiation from the sot antennas 13 toward the discharge chamber 30.
Patent KR-20020061909-A (KR)
Title: Energy Recovery Apparatus in Plasma Display Panel and Driving Method Thereof
Inventor: LEE EUNG GWAN
IPC: G09G3/296
Filed: 2001-01-18
Abstract: PURPOSE: A power recovery device of a plasma display panel(PDP) and a driving method thereof are provided, which reduces an initial charging time of a source capacitor. CONSTITUTION: The power recovery device comprises a sustain voltage source to supply a sustain voltage to a scan/sustain electrode line and a common sustain electrode line, and recovers a voltage charged in a capacitive load formed between the scan/sustain electrode line and the common sustain electrode line and then charges the voltage to an external capacitor. The external capacitor is initially charged before the capacitive load is charged using the voltage supplied from the sustain voltage source. The power recovery device comprises an inductor to form the capacitive load and a resonance circuit by being installed between the capacitive load and the external capacitor, and the first and the second switch installed between the inductor and the external capacitor in parallel, and the third and the fourth switch installed between the inductor and the capacitive load in parallel.
Patent KR-20020063636-A (KR)
Title: Cathod ray tube
Inventor: NISHIZAWA MASAHIRO
IPC: H01J29/88
Filed: 2001-01-30
Abstract: PURPOSE: A cathode ray tube is provided to improve the contrast by suppressing the aggregation of a dye in a metal alkoxde solution. CONSTITUTION: A thin film(5B) is formed on a panel glass and comprised of a pigment layer(501), a conductive layer(502), and a protective layer(503). The pigment layer(501) is comprised of a pigment(51), a colloidal silica(52), and a silica(53). The pigment(51) is made of a quinacridone red and a phthalocyanine blue. The silica(53) is filled in a gap between particles of the pigment(51) to fix them. The conductive layer(502) is made of a fine particle of a gold and a palladium that is fixed by the silica(53). The protective layer(503) is a silica layer that is formed by performing a hydrolytic reaction and a dehydration reaction on a silicon alkoxide solution. Where a thickness(d1) of the pigment layer(501) is 80-300 nm, a thickness(d2) of a second layer is preferably 15-50 nm and a thickness(d3) of the protective layer(503) is preferably 50-140 nm.
Patent KR-20020064073-A (KR)
Title: Drying process display system for a drying machine
Inventor: YOON JONG SUN
IPC: D06F58/20
Filed: 2001-01-31
Abstract: PURPOSE: A drying procedure informing system of a clothing drying machine is provided to precisely sense a clothing drying state and inform a user of the precise drying state via a display part, thereby improving the convenience of use. CONSTITUTION: A drying procedure informing system of a clothing drying machine includes a control part(80) for outputting an operation control signal by receiving signals from respective manipulation input part and drying state sensing part, and a display part(90) and a display driving part for informing a user of manipulation input state and a drying state according to output signals from the control part, wherein the display part is mounted to a manipulation panel part on a case of the drying machine.
Patent KR-20020010853-A (KR)
Title: method for providing digital electronic-book
Inventor: AN JEONG MAN
Filed: 2001-02-07
Abstract: PURPOSE: A method for offering a digital e-book is provided to serve a content of a digital e-book according to seeing the counts of advertisements and to estimate the e-book by the acknowledgement of the advertisements from users. CONSTITUTION: The server stores numerous digital contents and numerous advertising contents by a service unit(transmission unit) on a database(S1), adds a transmission sequence index on digital contents by a service unit, creates and stores the sequence files regulating transmission order(S2), links each index of sequence files with one or more advertising contents and creates a library regulating the transmission order of a unit service data(S3). After receiving a transmission requirement of digital contents from user(S4), the server starts to read a unit service data of the digital contents and the advertising contents linked with the unit service data(S5). Especially in case the transmission requirement demands some index in the sequence file of the digital contents(S6), the server transmits the advertising contents of the index to user's terminal and makes a unit service data of same index standby(S7). User receives the advertising contents and transmits the acknowledgement(ACK) of the advertisement to server. After receiving ACK, the server transmits the standby unit service data in the same path(S9) and estimates the popularity of the digital contents by investigating the number of ACK.